Dual 232 and USB 4 wire resistive touch Controller

Model

4020D

Construction

Four-layer surface-mount design with internal ground plane for EMI suppression.

Dimensions

Total width: 1.38 inches (35 mm), including connectors

Total length: 2.36 inches (60 mm)

Total height: 0.47 inches (11.8 mm)

Supply Voltage

+5 VDC, nominal (+4.75 to +5.25V DC), and Current 50mA typical, 240mA maximum at +5 VDC.

Typical power dissipation is 500mW at 5V. Minimum power-supply 400 mA

Serial Interface

EIA 232E (Serial RS-232), DCE configuration. 9600 Baud Rate, 8 Data Bits, 1 Stop Bit, No Parity, Full Duplex

USB Interface

Interrupt-type, full-speed USB device.

Operating Modes

Leadingtouch protocol

Customer specific protocol

Initial/ Stream/ Untouch Modes

Touch Resolution

4096x4096, size independent

Conversion Time

Approximately 10 ms per coordinate set

Reliability

MTBF greater than 1,543,000 hours per MIL-HDBK-217-F2

Temperature

Operating: 0°C to 65°C; Storage: -25°C to 85°C

Humidity

Operating: 10% to 90% RH, noncondensing; Storage: 10% to 90% RH, noncondensing

Operating Altitude

10,000 feet

Shock and Vibration

With Leadingtouch standard container, meet International Safe Transit Association project 2A test procedure.

ESD:

Per EN 6100-4-2 1995. Level 4, Contact Discharge - 8kV ; Air Discharge - 15kV positive and negative polarity

Flammability

94V0

LED Indicators

The 4020D controller has one LED status indicators. When 4020D controller initially connects to host, the LED will be constantly on. When touchscreen connects to 4020D, the LED will snuff out after 3 seconds and be constantly on during touch.

Agency Approvals

The touch system including 4020D controller, touchscreen and connection cable has certified with FCC Part 15. The touch system including 4020D controller, touchscreen and connection cable is compatible with EN55022 and EN55024 standards and is certified with CE